{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["material", "engineering feature", "machanical property", "application", "manufacturing process", "process characterization"], "input": "The aim of this work is to investigate the alloy EN AW 6016 as wire stock for WAAM ."}
{"material": ["alloy", "as"], "engineering feature": [], "machanical property": [], "application": [], "manufacturing process": ["WAAM"], "process characterization": []}